APA (7th ed.) Citation

IBRAHIM, S. Ilmu Falak. Pustaka Progres.

Chicago Style (17th ed.) Citation

IBRAHIM, Salamu. Ilmu Falak. Pustaka Progres.

MLA (8th ed.) Citation

IBRAHIM, Salamu. Ilmu Falak. Pustaka Progres.

Warning: These citations may not always be 100% accurate.